pulsating
131interference — /in teuhr fear euhns/, n. 1. an act, fact, or instance of interfering. 2. something that interferes. 3. Physics. the process in which two or more light, sound, or electromagnetic waves of the same frequency combine to reinforce or cancel each… …
132pulsar — /pul sahr/, n. Astron. one of several hundred known celestial objects, generally believed to be rapidly rotating neutron stars, that emit pulses of radiation, esp. radio waves, with a high degree of regularity. [1965 70; puls(ating st)ar, on the… …
